9/11: the date that keeps reminding the world of unfinished business

CHANCES are, if you're over 30, you would probably be able to recall where you were when the Twin Towers in New York City collapsed on Sept 11, 2001.

Indeed, the horrifying images of the burning skyscrapers on Wall Street in Lower Manhattan (one of the world's global commercial centres) - with some of their desperate occupants jumping to their death - must remain etched in the minds of many residents of the global village who witnessed it in real time in New York, Paris, Buenos Aires or Jakarta. The Twin Towers (together with the Pentagon and Capitol Hill, the two other targets of the planes hijacked by Al-Qaeda terrorists) wer…